Garmin Forerunner 735xt Tri

Garmin Forerunner 735xt Tri. Get to know the opinion of our experts in Tradeinn Xperience

Advanced GPS multisport watch with Garmin Elevate™ wrist heart rate technology

Measures heart rate at the wrist – cycle, and run free

Provides advanced cycling, swimming and running dynamics1 to record ground contact time balance, stride length, vertical ratio and much more

Offers VO2 max estimate, lactate threshold2, race predictor and recovery advisor

Connected features3: smart notifications, automatic uploads to Garmin Connect™, live tracking and more

Customise with free watch faces, apps and more from Connect IQ™

You Do It All, Now Your Watch Can Too

Be a better athlete on the track and in the water with Forerunner® 735XT. This GPS multisport watch is for athletes who want in-depth data as they train and compete. Thanks to a smaller form and comfortable band, the 735XT is the ideal watch to get you through your workout and your workday. It even doubles as an activity tracker to count your steps, calories and sleep. Get the data you need to beat yesterday.

Run, Sprint, Swim, Bike, Tri

Your routine is anything but routine. Forerunner® 735XT lets you change things up with ease thanks to built-in activity profiles for running (indoor/outdoor), cycling (indoor/outdoor), swimming (pool/open water), cross-country skiing, paddle sports, trail running, hiking and strength training. For brick workouts and du/triathlon races, the auto multisport feature lets you switch sports with just 1 button press. The 735XT is compatible with advanced workouts for running, cycling — and even pool swimming. Create your own custom workouts and download for free from Garmin Connect.

wrist based HR

Wrist-based Heart Rate

Monitors Your Ticker

Forerunner® 735XT is our first multisport watch with Elevate™ heart rate technology to measure heart rate at the wrist. Now you can compete with freedom when it’s time to get on your bike or toe the line. There’s no need to wear a chest strap to see your vital stats – see your heart rate zone and beats per minute, all in real-time and displayed on a colourful gauge.

train your heart out

Train Your Heart Out

Wrist-based heart rate may suit your needs to a “t” on race day, but when it comes to training and recovery, you need more in-depth data. With Forerunner® 735XT, you have plenty.

Here are some of the advanced metrics you’ll gain with the addition of a heart rate strap:

Running dynamics¹ such as ground contact time balance, stride length, vertical ratio and more

VO2 max estimate, lactate threshold2, race predictor and recovery advisor

Underwater heart rate for swimming4

Forerunner 735XT with Strava Suffer Score

Prove It

With the integration of the Strava Live Suffer Score, you can get street cred for your sweat. Strava Suffer Score analyses your heart rate during a workout and ranks your total activity effort. With the purchase of a 735XT you get a 60-day free trial to Strava Premium, so you can see your suffer score and use it to push yourself harder than ever. Your suffering has value, so use it.

Connect and Customise

Smart notifications3, automatic uploads to Garmin Connect3 and live tracking make the 735XT the ultimate smartwatch for athletes. Keep your phone tucked away when you’re on a long ride or run and get all your notifications at the wrist so you can decide to respond or keep moving. You can even customise your device with free watch faces, apps and data fields from Connect IQ™.

apps and notifications screens

Save Your Efforts

Get more from your miles at Garmin Connect, our free online community where you can save, plan and share activities. Beat yesterday by nailing a new personal record — we’ll keep track so you can view your victories all in one spot. Get digital insights5 tailored to your stats and habits, like cues to move and healthy tips. Connect with other users to challenge and compete. Available on your desktop or compatible mobile device.

A Few More Extras

Just like you, Forerunner 735XT keeps going all day long. This watch becomes your partner in recovery with all-day activity tracking6 that monitors steps, calories and sleep. It’s also compatible with our line of Varia™ cycling awareness devices, including rear-view radar, smart bike lights and Varia Vision™ in-sight display.

Physical & Performance

Physical dimensions

45 x 45 x 11.7 mm

Display size, WxH

31.1 mm diameter

Display resolution, WxH

215 x 180 pixels

Color display


44 g


Rechargeable lithium-ion

Battery life

Up to 24 hours in UltraTrac mode without optical HR; up to 14 hours in activity mode with GPS and optical HR; up to 11 days in watch mode, including activity tracking, smart notifications and optical HR tracking

Water rating




High-sensitivity receiver

Smart notifications (displays email, text and other alerts when paired with your compatible phone)

Vibration alert: (choose between alert tones and/or vibration alert)

Music control

Find my phone

VIRB® control

Watch functions

Includes date and alarm

Maps & Memory


80 hours of activity data

Running Features

V02 max estimate

Recovery advisor

Race predictor

Running dynamics

Accelerometer (calculates distance for indoor workouts, without need for a foot pod)

Personal records

Cycling Features

Compatible with Vector™

Bike speed/cadence sensor

Yes (optional)

Performance Features

Heart rate monitor

Yes (wrist-based)

Foot pod

Yes (optional)

Virtual Partner® (train against a digital person)

Virtual Racer™ (compete against other activities)

Courses (compete against previous activities)

Auto Pause® (pauses and resumes timer based on speed)

Auto Lap® (automatically starts a new lap)

Auto Scroll (cycles through data pages during workout)


Auto multisport (switch sport modes with 1 button press)

Advanced workouts (create custom, goal-oriented workouts)

Pace alert (triggers alarm if you vary from preset pace)

Time/distance alert (triggers alarm when you reach goal)

Interval training (set up exercise and rest intervals)

Heart rate-based calorie computation

Calculates calories burned

Training Effect (measures impact of an activity on your aerobic fitness)

Customizable screen(s)

Power meter compatible (displays power data from compatible 3rd party ANT+™-enabled power meters)

Shock Resistant

Swimming Features

Pool swim metrics (lengths, distance, pace, stroke count/rate, calories)

Stroke type identification (e.g. freestyle)

Open water swim metrics (distance, pace, stroke count/rate, calories)

Swim workouts

Activity Tracking Features

Step counter

Auto goal (learns your activity level and assigns a daily step goal)

Move bar (displays on device after a period of inactivity; walk for a couple of minutes to reset it)

Sleep monitoring (monitors total sleep and periods of movement or restful sleep)

Garmin Connect™

Garmin Connect™ compatible (online community where you analyze, categorize and share data)

Automatic sync (automatically transfers data to your computer)



Connect IQ™ app support: Yes (watch faces, data fields, widgets and apps)

Physiological measurements: Yes

ANT+™: Yes

Interface: USB

Run/walk feature: Yes

Projected finish time: Yes

Race an activity: Yes

Custom alerts: Yes

Customisable lap screen


Wireless Connectivity: Yes

UltraTrac: Yes

Recommended UseMultisport
FeaturesWrist heart rate
FeaturesHeart rate sensor belt
FeaturesDaily activiy tracker